Instruction/ maintenance manual of the product VMH3000TPA Desa
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VENT -FREE HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL Save this manual for future reference. Save this manual for future reference. For more information, visit www.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 2 SAFETY INFORMA TION WARNINGS IMPORTANT: Read this owner ’ s manual carefully and completely before trying to assemble, operate, or ser- vice this heater.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 3 3 LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code, ANSI Z223.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 4 PRODUCT FEA TURES SAFETY PILOT This heater has a pilot with an Oxygen Depletion Sensing (ODS) safety shutoff system. The ODS/pilot is a required feature for vent- free room heaters.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 5 5 ATTACHING BRASS FRONT TRIM TO FRONT PANEL 1. Locate brass front trim in brass trim package. 2. Slide the head of two truss-head screws from hardware packet into each end of brass front trim (see Figure 4).
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 6 PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code, ANSI Z223.1/NFPA 54, Section 5.3, Air for Combustion and Ventilation.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 7 7 WARNING: If the area in which the heater may be operated is smaller than that defined as an uncon- .
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 8 CAUTION: If you install the heater in a home garage • heater pilot and burner must be at least 18 inches above floor. • locate heater where moving vehicle will not hit it.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 9 9 THERMOSTAT SENSING BULB The thermostat sensing bulb has been placed inside the heater for protection during shipping. Locating Thermostat Sensing Bulb 1.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 10 INST ALLA TION Continued Attaching To Wall Anchor Method For attaching mounting bracket to hollow walls (wall areas between studs) or solid walls (concrete or masonry).
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 11 11 Note: It is an option to secure GHB802A model hearth base to floor. You must secure the GHB802B, GHB802C, or GHB38 series model hearth base to floor.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 12 We recommend that you install a sediment trap in supply line as shown in Figure 19, below. Locate sediment trap where it is within reach for cleaning. Install in piping system between fuel supply and heater.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 13 13 INST ALLA TION Continued Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 14 OPERA TING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follo w these instructions exactly .
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 15 15 TO TURN OFF GAS TO APPLIANCE Shutting Off Heater 1. T urn contr ol knob clockwise Clockwise to the OFF position. 2. T urn off all electric power to the appliance if ser vice is to be perf ormed.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 16 CLEANING AND MAINTENANCE CAUTION: You must keep control areas, burner, and circulating air passageways of heater clean. Inspect these areas of heater before each use.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 17 17 TROUBLESHOOTING OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot W.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 18 OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition of burner Burner back.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 19 19 TROUBLESHOOTING Continued OBSERVED PROBLEM Heater produces a clicking/ticking noise just after bu.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 20 SER VICE HINTS When Gas Pressure Is Too Low • pilot will not stay lit • burner will have delayed ignition • heater will not produce specified heat You may feel your gas pressure is too low.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 21 21 ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central (see page 24) or call DESA International at 1-866-672-6040 for information.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 22 ILLUSTRA TED P ARTS BREAKDOWN RFN30TA RFP30TA VMH3000TNA VMH3000TPA 1 2 9 10 10 12 13 14 15 17 19 20.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 23 23 P ARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 20 of this manual.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 24 P ARTS CENTRALS These Parts Centrals are privately-owned businesses. They have agreed to support our customer’s needs by providing original replacement parts and accessories.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 25 25 1. Where will the product be used? ❍ Living/Family Room ❍ Office/W arehouse ❍ Utility Shed/Outbuilding ❍ Garage ❍ Bedroom ❍ Bathroom ❍ Other 2.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 26 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 Postage Required TM.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 27 27 NOTES NOTES _____________________________________________________________________________________.
109889 For more information, visit www.desatech.com For more information, visit www.desatech.com 28 2701 Industrial Drive P.O. Box 90004 Bowling Green, KY 42102-9004 www.
An important point after buying a device Desa VMH3000TPA (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa VMH3000TPA yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa VMH3000TPA - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa VMH3000TPA you will learn all the available features of the product, as well as information on its operation. The information that you get Desa VMH3000TPA will certainly help you make a decision on the purchase.
If you already are a holder of Desa VMH3000TPA, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa VMH3000TPA.
However, one of the most important roles played by the user manual is to help in solving problems with Desa VMH3000TPA. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa VMH3000TPA along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
